*See \" TABLE 1 \" above regarding data from the results of a disaster preparedn
ID: 2949426 • Letter: #
Question
*See "TABLE 1" above regarding data from the results of a disaster preparedness survey in 4 cities in California from a sample of 20 participants.
If the researcher was to choose one person at random, what is the probability she would choose a person who lives in San Francisco or has experienced a major earthquake?
8/20 or 40%
7/20 or 35%
9/20 or 45%
12/20 or 60%
ID# | Age | City of Residence | Earthquake kit prepared? | Experienced major earthquake? Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles San Francisco San Francisco San Francisco San Francisco San Francisco San Francisco San Francisco San Diego San Diego San Diego Santa Cruz Santa Cruz Santa Cruz Santa Cruz 26 57 Y es 24 57 36 82 Y es 67 24 75 20Explanation / Answer
number of person who lives in San Francisco =7
person who experienced major earthquake =8
person who lives in San Francisco and experienced major earthquake =3
hence P(lives in San Francisco or has experienced a major earthquake)=(7+8-3)/20
=12/20 or 60%
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